ʻO keʻano o ke kīwaha cheelless cheel blaget he'āpana ākea i hoʻohana nuiʻia ma kaʻenehana pipeline. ʻO ka'āpana a me ka pā nui o ka paila ma ka hopena o ka hopena i ka hopena e like me ka paipa e hiki ai ke hoʻomaopopoʻia e ka welling.
Astm A350 lf2 makapō i kahi pālahalaha maʻamau carbon maʻamau, maʻamau i hoʻohanaʻia i ka hana haʻahaʻa a me nā māla.